Home / 12,155-26,119

Finding the Third Proportional to 12,155 and 26,119

Calculator

Solution

The third proportional to 12,155 and 26,119 is: 56,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,155 : 26,119 = 26,119 : x
  2. Step 2: Convert to fraction form
    12,155/26,119 = 26,119/x
  3. Step 3: Cross multiply
    12,155x = 26,119 × 26,119
  4. Step 4: Simplify right side
    12,155x = 682,202,161
  5. Step 5: Solve for x
    x = 682,202,161/12,155
  6. Step 6: Final answer
    x = 56,125.23

Related Problems

Find third proportional to 6,077.50 and 13,059.50
Half scale
Find third proportional to 24,310 and 52,238
Double scale
Find third proportional to 12,157 and 26,123
Similar ratio
Find third proportional to 18,232.50 and 39,178.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.